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(11)

EP 4 297 813 A1

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(43) Date of publication: 03.01.2024 Bulletin 2024/01 (21) Application number: 22760630.8 (22) Date of filing: 25.02.2022

(51) International Patent Classification (IPC):  A61L 31/12(2006.01) A61L 31/16(2006.01) A61F 2/01(2006.01) A61L 31/14(2006.01) A61F 2/07(2013.01) (52) Cooperative Patent Classification (CPC): A61K 33/44; D01D 5/0015; D01D 5/18; D01D 5/12; D01F 1/10; D01F 6/12; D04H 1/728; D04H 1/413; D04H 1/724 (86) International application number: PCT/US2022/070844 (87) International publication number: WO 2022/183215 (01.09.2022 Gazette 2022/35)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 26.02.2021 US 202163154288 P (71) Applicant: MERIT MEDICAL SYSTEMS, INC. South Jordan, UT 84095 (US)	(72) Inventors: HALL, John Bountiful, Utah 84010 (US) MOWER, Wayne Bountiful, Utah 84010 (US) HELLGETH, John Reno, Nevada 89521 (US) OBERG, Rachel Salt Lake, Utah 84054 (US) FRIEDRICHS, Doug Salt Lake City, Utah 84106 (US) (74) Representative: CSY London  Helios Court 1 Bishop Square Hatfield Hertfordshire AL10 9NE Hertfordshire AL10 9NE (GB)